A powerful atmospheric river is slamming into Northern California and is expected to persist for days. Its effects, coupled with a bomb cyclone offshore, are being felt across the Pacific Northwest.

A major storm was sweeping across the northwest, battering the region with strong winds and rain and causing widespread power ...

A Pacific storm has undergone what meteorologists call bombogenesis while also hauling in an atmospheric river of moisture.

A "bomb cyclone" riding a long atmospheric river toward the West Coast is expected to bring more than a foot of rain to parts of Northern California and 30-foot waves to the Oregon coast, but the ...

A powerful "bomb cyclone" is rapidly intensifying off the West Coast of the United States, promising to unleash torrential ...